# Cold vs TempSen Blue

The clearest difference is iOS requirement: Cold at 12.0 against TempSen Blue's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on September 7, 2026 and July 9, 2026 respectively.

## The numbers

| Metric | Cold | TempSen Blue |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tempsen-blue/id6744099411/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | Every 6 months |
| Monetization | — | Free |
| Size | 1 MB | 72 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sensorist ApS](https://appshunter.io/developer/692718526) | [Tempsen Electronics Company](https://appshunter.io/developer/1331375456) |

## What reviewers say

### Cold

[App page](https://appshunter.io/ios/app/cold-chain/id1290877504)

**Features:** macOS Compatibility

**In-app purchases:** none


### TempSen Blue

[App page](https://appshunter.io/ios/app/tempsen-blue/id6744099411)

This app connects to Bluetooth temperature loggers to wirelessly configure, start, stop, and download data. It securely stores information locally and allows export in PDF or Excel formats for industries handling sensitive materials.

**Highlights:** Wireless configuration of loggers, Start/stop data logging remotely, Download data from loggers, Secure local encrypted database, Export data to PDF and XLSX, Share reports instantly

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cold free?

Cold is free to download, with no in-app purchases.

### Is TempSen Blue free?

TempSen Blue is free to download, with no in-app purchases.

### Do Cold or TempSen Blue have ads?

Neither Cold nor TempSen Blue shows ads.

### Which is updated more often, Cold or TempSen Blue?

Cold ships an update every 6 months, and TempSen Blue every 6 months. Most recently, Cold was updated on September 7, 2026 and TempSen Blue on July 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*